Ticket 48895 - tests package should be noarch

Bug description:
389-ds-base-tests has builds for all architectures, though it contains
only python scripts. It should be noarch instead.

Fix description:
Change BuildArch for 389-ds-base-tests package to noarch.

https://fedorahosted.org/389/ticket/48895

Reviewed by: [email protected].

rpm/389-ds-base.spec.in

@@ -224,6 +224,7 @@ Obsoletes:        %{name} <= 1.3.5.4
 Summary:          The lib389 Continuous Integration Tests
 Group:            Development/Libraries
 Requires:         python-lib389
+BuildArch:        noarch
 
 %description      tests
 The lib389 CI tests that can be run against the Directory Server.